English Plot: Mumon: The Land of Stealth (忍びの国) is a Japanese jidaigeki film, directed by Yoshihiro Nakamura and based on the novel of the same name by Ryō Wada. There has also been a manga adaptation of the novel, serialized by Gessan from May 12, 2009 to February 12, 2011. Set during the Sengoku period, the film focuses on fictional events that take place surrounding the Tenshō Iga War. Mumon: The Land of Stealth was theatrically released in Japan by Toho on July 1, 2017. The theme song for the film is “Tsunagu (つなぐ Bond)” by the Japanese group Arashi.